CN208023744U - A kind of prefabrication and assembly construction steel reinforced concrete intercolumniation connection structure - Google Patents
A kind of prefabrication and assembly construction steel reinforced concrete intercolumniation connection structure Download PDFInfo
- Publication number
- CN208023744U CN208023744U CN201820333807.0U CN201820333807U CN208023744U CN 208023744 U CN208023744 U CN 208023744U CN 201820333807 U CN201820333807 U CN 201820333807U CN 208023744 U CN208023744 U CN 208023744U
- Authority
- CN
- China
- Prior art keywords
- shaped steel
- steel
- src
- reinforced concrete
- prefabrication
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
Landscapes
- Joining Of Building Structures In Genera (AREA)
Abstract
A kind of prefabrication and assembly construction steel reinforced concrete intercolumniation connection structure is analyzed using equally cast-in-place thought based on mechanics optimization, and the mode connected in the middle part of column is set forth in：Column Shaped Steel is using commonly welding and be bolted in shaped steel sleeve connection rather than engineering, easy construction；In column reinforcing bar using mechanical sleeves connect rather than precast reinforced concrete structure frequently with grout sleeve connect, reduce cost；Connecting portion encased steel plate cylinder and stirrup is not set, easy construction；In the prefabricated profile steel concrete column reserving hole in interconnecting piece top, high-performance engineering cement-base composite material (ECC) can be poured into after installation is complete in encased steel plate cylinder, further ensures interconnecting piece integral strength and deformability.The utility model assembling is extremely strong, and assembly method is essentially constructed and is easily bolted, and avoids site welding and large area concrete pours operation, construction is convenient.Based on equally cast-in-place thought, interconnecting piece intensity and deformability can effectively ensure that the utility model simultaneously.
Description
Technical field
The utility model belongs to technical field of buildings, more particularly to a kind of prefabrication and assembly construction steel reinforced concrete intercolumniation connection knot
Structure.
Background technology
Steel reinforced concrete structure (SRC) refers to configuring shaped steel in ordinary reinforced concrete member section to be formed by steel-
Concrete combined structure form.Steel reinforced concrete structure has both both concrete structure and steel construction advantage, has significant performance
Advantage is that one kind being very suitable for antidetonation, fire-resistance and windproof high building structure type.
Although there are significant performance advantages in terms of stress performance for steel reinforced concrete structure, due to steel reinforced concrete knot
Structure process is various, this complicated distinct disadvantage of construction, causes steel reinforced concrete structure in Practical Project popularization and application by tight
Recasting is about.
Prefabricated assembly structural is quickly grown in recent years, and wherein prefabrication and assembly construction SRC structures are also developed.For cast-in-place SRC
The problem of structure construction complexity, existing preferable settling mode be will construct complicated beam column node core area execution conditions compared with
Good prefabrication only carries out Liang Liang, the connection of column column of prefabricated components, keeps construction more convenient when constructing at the scene.But due to
How the presence of Steel Reinforced Concrete Members Shaped Steel conveniently and effectively connects shaped steel when component connects, and ensures its power transmission mechanism
It is constant to be still a problem to be solved.
Invention content
In order to overcome the disadvantages of the above prior art, it is mixed that the purpose of this utility model is to provide a kind of prefabrication and assembly construction shaped steel
Connection structure between solidifying earth pillar, is connected based on equally cast-in-place thought using shaped steel sleeve in conjunction with the construction characteristic of prefabricated assembly structural
The shaped steel connection type connect and the interconnecting piece strengthened scheme using encased steel plate cylinder, the spy with easy construction and function admirable
Point.Connection type in the middle part of simultaneous selection column is analyzed based on mechanics optimization, and there are recurvations in the middle part of frame column when because bearing horizontal loading
Point, stress are smaller.
To achieve the goals above, the technical solution adopted in the utility model is：
A kind of prefabrication and assembly construction steel reinforced concrete intercolumniation connection structure, including shaped steel sleeve 1, mechanical sleeves 7 and encased steel plate
Cylinder 8, shaped steel sleeve 1 are used to connect the overhanging shaped steel 3 of the overhanging shaped steel 2 and downside SRC columns of upside SRC columns, and mechanical sleeves 7 are used for
The longitudinal reinforcement in upper and lower sides SRC columns is connected, the setting of encased steel plate cylinder 8 is outer in shaped steel sleeve 1 and has certain space therebetween.
The overhanging shaped steel 2 of the upside SRC columns stretches out the bottom surface of upside SRC columns, the overhanging shaped steel of the downside SRC columns
3 stretch out the upper surface of downside SRC columns.
Several Bolt plates 1 are installed outside the shaped steel sleeve 1, pass through one 4 realization type of high-strength bolt 1 and Bolt plate
Being fixedly connected between steel bushing 1 and the overhanging shaped steel 3 of downside SRC columns, by high-strength unilateral bolt 6 realize shaped steel sleeve 1 with
Being fixedly connected between the overhanging shaped steel 2 of upside SRC columns.
The encased steel plate cylinder 8 is divided to control two parts, is equipped with several Bolt plates 29 outside encased steel plate cylinder 8, leads to
It crosses high-strength bolt 2 10 and Bolt plate 29 and encased steel plate cylinder 8 is spliced into an entirety.
It is provided on the upside SRC columns cast-in-place for being injected into the space between encased steel plate cylinder 8 and shaped steel sleeve 1
The reserving hole 11 of engineered cementitious based composites 12.
The overhanging shaped steel 3 of the overhanging shaped steel 2 of the upside SRC columns and downside SRC columns is H profile steel, I-steel or cross
Steel.
The mechanical sleeves 7 are the common metal machinery sleeve of site operation, the connector for reinforcing bar and extension.This practicality
It is novel to additionally provide a kind of prefabrication and assembly construction steel reinforced concrete intercolumniation connection method, include the following steps：
Step 1, SRC columns and downside SRC columns on the upside of pre-fabricated factory production, wherein 2 He of overhanging shaped steel of upside SRC columns
Longitudinal reinforcement stretches out the bottom surface of upside SRC columns, and the overhanging shaped steel 3 and longitudinal reinforcement of downside SRC columns stretch out the upper of downside SRC columns
Surface is provided with reserving hole 11 on the SRC columns of upside；
Step 2, shaped steel sleeve 1 is fixed on in pre-fabricated factory using high-strength bolt 1 the overhanging shaped steel 3 of downside SRC columns
On；
Step 3, at the construction field (site), after downside SRC columns being fixed, by the 2 insert type steel bushing of overhanging shaped steel of upside SRC columns
In cylinder 1, and fixed using high-strength one-way bolt 6；
Step 4, the longitudinal reinforcement in upper and lower sides SRC columns is connected using reinforcing steel bar machinery sleeve 7；
Step 5, by left and right two parts packet of encased steel plate cylinder 8 outside shaped steel sleeve 1, by high-strength bolt 2 10 by outsourcing
Steel plate cylinder 8 is fixed as an entirety；
Step 6, cast-in-place engineered cementitious based composites 12 are poured by encased steel plate cylinder 8 and shaped steel set by reserving hole 11
Between cylinder 1, connection is completed.
Compared with prior art, the utility model has the beneficial effects that：
(1) easy construction.
Overhanging shaped steel passes through high-strength bolt by shaped steel sleeve connection, sleeve side in SRC columns above and below in the utility model
It is prefabricated on the downside of interconnecting piece on SRC columns Shaped Steel, only need to will connection upside SRC column Shaped Steel insert type steel bushings when site operation
In and fixed with high-strength unilateral bolt.Common welding is connected compared to current shaped steel and is bolted entirely, shaped steel sleeve
Connection is few using bolt quantity, and avoids the welding sequence of construction site.Interconnecting piece is not provided with stirrup, uses external steel plate cylinder
Reinforcement, easy construction.
(2) construction quality is high.
Multi-purpose compared to the connection of current shaped steel is bolted and welds entirely, and the shaped steel sleeve that the utility model uses accounts for
There is the advantage that construction quality is high.
Because in SRC columns use cross-shaped steel, and SRC column Shaped Steels cross-sectional sizes can according to actual loading situation and
It is fixed, therefore in complete be bolted, in the case where shaped steel section is smaller, being bolted can be difficult to ensure because construction space is smaller
Quality of connection；In being welded to connect, because site operation personnel specialty quality is very different at this stage, and welding is needed using a variety of
Necessary instrument facility, leads to that construction quality is difficult to ensure and process is increasingly complex.
The use of the utility model shaped steel sleeve avoids the welding procedure of construction site, and shaped steel sleeve is pre- in factory
Preassembling is made and passed through, need to only tighten high-strength list from outside at the construction field (site) while construction precision can obtain being effectively ensured
Shaped steel connection can be completed to bolt, do not influenced by construction space, and can guarantee higher construction quality.
(3) functional promotion.
The utility model has used encased steel plate cylinder to connect while using shaped steel sleeve connection, in column outermost.Steel
Plate cylinder at the construction field (site) by high-strength bolt assembly after the completion of, pass through bonding pad top SRC columns preformed hole 11 inject ECC12.Cause
High ductility feature that ECC has, reinforcement interconnecting piece locally weaken caused by due to concrete is discontinuous, and because of the work of steel plate cylinder
With, after pour ECC and be in triaxial stress state, larger promotion can be obtained in performance.
Description of the drawings
Fig. 1 is the utility model shaped steel sleeve schematic diagram.
Fig. 2 is the utility model shaped steel sleeve Section A-A sectional view.
Fig. 3 is the utility model intercolumniation connection scheme of installation.
Fig. 4 is the utility model intercolumniation connection diagram.
Fig. 5 is the utility model intercolumniation connection section B-B sectional view.
Fig. 6 is the utility model intercolumniation connection front view (not installing encased steel plate cylinder 8).
Specific implementation mode
The embodiment of the utility model is described in detail with reference to the accompanying drawings and examples.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6, a kind of prefabrication and assembly construction steel reinforced concrete intercolumniation of the utility model connects
Binding structure, connection structure include shaped steel sleeve 1, mechanical sleeves 7 and encased steel plate cylinder 8, and column to be connected is upside SRC columns under
Side SRC columns.
Wherein, the overhanging shaped steel 2 of upside SRC columns stretches out the bottom surface of upside SRC columns, and the overhanging shaped steel 3 of downside SRC columns is stretched
Go out the upper surface of downside SRC columns.The overhanging shaped steel 2 of upside SRC columns is H profile steel, I-steel with the overhanging shaped steel 3 of downside SRC columns
Or the forms such as cross-shaped steel.
Several Bolt plates 1 are installed outside shaped steel sleeve 1, shaped steel set is realized by high-strength bolt 1 and Bolt plate 1
Being fixedly connected between cylinder 1 and the overhanging shaped steel 3 of downside SRC columns realizes shaped steel sleeve 1 and upside by high-strength unilateral bolt 6
Being fixedly connected between the overhanging shaped steel 2 of SRC columns, to realize upside SRC columns overhanging shaped steel 2 and downside SRC columns it is overhanging
Connection between shaped steel 3.
Mechanical sleeves 7 are used to connect the longitudinal reinforcement in upper and lower sides SRC columns, and mechanical sleeves 7 are that site operation is commonly golden
Belong to mechanical sleeves, the connector for reinforcing bar and extension.
The setting of encased steel plate cylinder 8 is outer in shaped steel sleeve 1 and has certain space therebetween, and encased steel plate cylinder 8 divides for left and right
Two parts are equipped with several Bolt plates 29 outside encased steel plate cylinder 8, by high-strength bolt 2 10 and Bolt plate 29 by outsourcing
Steel plate cylinder 8 is spliced into an entirety.
It is provided on the SRC columns of upside for injecting cast-in-place engineering into the space between encased steel plate cylinder 8 and shaped steel sleeve 1
The reserving hole 11 of cement-base composite material 12.
According to the above structure, the utility model prefabrication and assembly construction steel reinforced concrete intercolumniation connection method, using equally cast-in-place
Thought includes the following steps：
Step 1, SRC columns and downside SRC columns on the upside of pre-fabricated factory production, wherein 2 He of overhanging shaped steel of upside SRC columns
Longitudinal reinforcement stretches out the bottom surface of upside SRC columns, and the overhanging shaped steel 3 and longitudinal reinforcement of downside SRC columns stretch out the upper of downside SRC columns
Surface is provided with reserving hole 11 on the SRC columns of upside；
Step 2, shaped steel sleeve 1 is fixed on in pre-fabricated factory using high-strength bolt 1 the overhanging shaped steel 3 of downside SRC columns
On；
Step 3, at the construction field (site), after downside SRC columns being fixed, by the 2 insert type steel bushing of overhanging shaped steel of upside SRC columns
In cylinder 1, and fixed using high-strength one-way bolt 6；
Step 4, the longitudinal reinforcement in upper and lower sides SRC columns is connected using reinforcing steel bar machinery sleeve 7；
Step 5, by left and right two parts packet of encased steel plate cylinder 8 outside shaped steel sleeve 1, by high-strength bolt 2 10 by outsourcing
Steel plate cylinder 8 is fixed as an entirety；
Step 6, cast-in-place engineered cementitious based composites 12 are poured by encased steel plate cylinder 8 and shaped steel set by reserving hole 11
Between cylinder 1, connection is completed.
Wherein：
(1) each design parameter such as the intensity involved by the utility model shaped steel sleeve and thickness can be according to corresponding design
Computational methods optimize.
(2) the utility model shaped steel length sleeve is entire interconnecting piece height h, as shown in Figure 6.
(3) full prefabrication and assembly construction profile steel concrete column can be used to can also be used inside shaped steel for lower prop on the utility model interconnecting piece
The partial precast assembled profile steel concrete column of concrete cast-in-situ.If using full prefabrication and assembly construction profile steel concrete column, shaped steel set
Cylinder is internal without cast-in-place concrete；If using partial precast assembled profile steel concrete column, shaped steel sleeve inner concrete can be with
Partial precast assembled profile steel concrete column shaped steel inner concrete pours simultaneously.
To sum up, the utility model is analyzed using equivalent cast-in-place thought based on mechanics optimization, is set forth in what column middle part connected
Mode.Column Shaped Steel is using commonly welding and be bolted in shaped steel sleeve connection rather than engineering, easy construction；In column
Reinforcing bar using mechanical sleeves connect rather than precast reinforced concrete structure frequently with grout sleeve connect, reduce cost；
Connecting portion encased steel plate cylinder and stirrup is not set, easy construction；In the prefabricated profile steel concrete column reserving hole in interconnecting piece top,
High-performance engineering cement-base composite material (ECC) can be poured into after installation is complete in encased steel plate cylinder, further ensure interconnecting piece
Integral strength and deformability.The utility model assembling is extremely strong, and assembly method is essentially constructed and is easily bolted, and avoids
Site welding and large area concrete pour operation, and construction is convenient.The utility model is based on equally cast-in-place thought simultaneously, even
Socket part intensity and deformability can effectively ensure that.
Claims (6)
1. a kind of prefabrication and assembly construction steel reinforced concrete intercolumniation connection structure, which is characterized in that including shaped steel sleeve (1), mechanical sleeves
(7) and encased steel plate cylinder (8), shaped steel sleeve (1) be used to connect on the upside of SRC columns overhanging shaped steel (2) and downside SRC columns it is overhanging
Shaped steel (3), mechanical sleeves (7) are used to connect the longitudinal reinforcement in upper and lower sides SRC columns, and encased steel plate cylinder (8) is arranged in shaped steel set
Cylinder (1) has outside and therebetween certain space.
2. prefabrication and assembly construction steel reinforced concrete intercolumniation connection structure according to claim 1, which is characterized in that the upside SRC
The overhanging shaped steel (2) of column stretches out the bottom surface of upside SRC columns, and the overhanging shaped steel (3) of the downside SRC columns stretches out downside SRC columns
Upper surface.
3. prefabrication and assembly construction steel reinforced concrete intercolumniation connection structure according to claim 1, which is characterized in that the shaped steel sleeve
(1) external that several Bolt plates one (4) are installed, by high-strength bolt one (5) and Bolt plate one (4) realize shaped steel sleeve (1) and
Being fixedly connected between the overhanging shaped steel (3) of downside SRC columns realizes shaped steel sleeve (1) and upside by high-strength unilateral bolt (6)
Being fixedly connected between the overhanging shaped steel (2) of SRC columns.
4. prefabrication and assembly construction steel reinforced concrete intercolumniation connection structure according to claim 1, which is characterized in that the encased steel plate
Cylinder (8) is divided into two parts in left and right, is equipped with several Bolt plates two (9) outside encased steel plate cylinder (8), passes through high-strength bolt two
(10) and encased steel plate cylinder (8) is spliced into an entirety by Bolt plate two (9).
5. prefabrication and assembly construction steel reinforced concrete intercolumniation connection structure according to claim 1, which is characterized in that the upside SRC
It is provided on column compound for injecting cast-in-place engineered cementitious base into the space between encased steel plate cylinder (8) and shaped steel sleeve (1)
The reserving hole (11) of material (12).
6. prefabrication and assembly construction steel reinforced concrete intercolumniation connection structure according to claim 1, which is characterized in that the upside SRC
The overhanging shaped steel (2) of column is H profile steel, I-steel or cross-shaped steel with the overhanging shaped steel (3) of downside SRC columns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820333807.0U CN208023744U (en) | 2018-03-12 | 2018-03-12 | A kind of prefabrication and assembly construction steel reinforced concrete intercolumniation connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820333807.0U CN208023744U (en) | 2018-03-12 | 2018-03-12 | A kind of prefabrication and assembly construction steel reinforced concrete intercolumniation connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208023744U true CN208023744U (en) | 2018-10-30 |
Family
ID=63906590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820333807.0U Active CN208023744U (en) | 2018-03-12 | 2018-03-12 | A kind of prefabrication and assembly construction steel reinforced concrete intercolumniation connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208023744U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108252424A (en) * | 2018-03-12 | 2018-07-06 | 西安建筑科技大学 | A kind of prefabrication and assembly construction steel reinforced concrete intercolumniation connection structure and method |
-
2018
- 2018-03-12 CN CN201820333807.0U patent/CN208023744U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108252424A (en) * | 2018-03-12 | 2018-07-06 | 西安建筑科技大学 | A kind of prefabrication and assembly construction steel reinforced concrete intercolumniation connection structure and method |
| CN108252424B (en) * | 2018-03-12 | 2023-04-28 | 西安建筑科技大学 | Connecting structure and method between prefabricated steel reinforced concrete columns |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108252424A (en) | A kind of prefabrication and assembly construction steel reinforced concrete intercolumniation connection structure and method | |
| CN103104039B (en) | Assembled framework beam-column joint adopting cover plate connection and construction method thereof | |
| CN108487453B (en) | Connecting structure and connecting method for steel tube concrete column and reinforced concrete beam | |
| CN107254884A (en) | A kind of detachable prefabricated assembled concrete-filled steel square tubular column pin node | |
| CN105544801A (en) | Bolted connection technique for prefabricated large plate shear wall provided with concealed bracing and construction method | |
| CN106381925A (en) | Prefabricated reinforced concrete column and column splice joint with sleeves | |
| CN101649678B (en) | Structure for strengthening node of beam column by section increase method and construction method thereof | |
| CN105133791A (en) | Construction method for prefabricated thick plate steel rib concrete column variable cross-section transformation node structure | |
| CN103711330B (en) | A kind of prestressing force assembling precast reinforced concrete frame reinforces the method for existing structure | |
| CN205777098U (en) | A kind of detachable assembling type concrete-filled circular steel tube column | |
| CN108755963A (en) | A kind of partial precast assembled steel reinforced concrete giant frame structure and construction method | |
| CN101672070B (en) | Slowly-bonded prestressed prefabricated integral frame joint system | |
| CN107254937B (en) | A kind of assembled energy consumption girder connection of built-in X-shaped low-yield structural steel connecting member | |
| CN106013432A (en) | Joint connecting structure in high-ductility assembled integrated frame and construction method | |
| CN105926775A (en) | Novel concrete-filled steel tube beam column joint | |
| CN108277889A (en) | A kind of prefabrication and assembly construction steel reinforced concrete intercolumniation fast joint structure and method | |
| CN108755964A (en) | A kind of partial precast assembly steel reinforced concrete mixed column and construction method | |
| CN206144032U (en) | Mosaic structure of assembled steel core concrete column and post | |
| CN106437032A (en) | Assembled concrete filled steel tubular column splicing structure and method | |
| CN201539106U (en) | Beam-column joint reinforced structure adopting enlarging section method | |
| CN208023713U (en) | A kind of prefabrication and assembly construction steel reinforced concrete beam column connection structure | |
| CN106958319A (en) | Precast concrete post component and connected node | |
| CN208501895U (en) | A kind of partial precast assembly steel reinforced concrete mixed column | |
| CN208023744U (en) | A kind of prefabrication and assembly construction steel reinforced concrete intercolumniation connection structure | |
| CN205531016U (en) | Precast concrete post component and connected node |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |